CN110015214A - A kind of double shoegear power trains do not power off excessive section control system and its method - Google Patents
A kind of double shoegear power trains do not power off excessive section control system and its method Download PDFInfo
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- CN110015214A CN110015214A CN201910316423.7A CN201910316423A CN110015214A CN 110015214 A CN110015214 A CN 110015214A CN 201910316423 A CN201910316423 A CN 201910316423A CN 110015214 A CN110015214 A CN 110015214A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60M—POWER SUPPLY LINES, AND DEVICES ALONG RAILS, FOR ELECTRICALLY- PROPELLED VEHICLES
- B60M3/00—Feeding power to supply lines in contact with collector on vehicles; Arrangements for consuming regenerative power
- B60M3/04—Arrangements for cutting in and out of individual track sections
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61C—LOCOMOTIVES; MOTOR RAILCARS
- B61C17/00—Arrangement or disposition of parts; Details or accessories not otherwise provided for; Use of control gear and control systems
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Abstract
The invention discloses a kind of double shoegear power trains not to power off excessive section control system and its method, is related to the technical field of rail traffic three-phase power supply system.The control system includes variable-frequency variable-voltage equipment, positioning unit and ground fortune control system；Variable-frequency variable-voltage equipment is used to provide three phase supply to power train；Positioning unit is installed close at power rail segmentation；Ground fortune control system one end is connect with variable-frequency variable-voltage equipment and positioning unit respectively, and for acquiring signal, the other end is connect with variable-frequency variable-voltage equipment, is used for data communication.Therefore, present invention cooperated power supply when power train passes through sectional power supply sectionaliser by the variable-frequency variable-voltage equipment of coordinated control adjacent interval, not only it is able to achieve the sectional power supply of " unaware ", also carrying and the power supply efficiency of power train can be improved, also economic cost is substantially reduced, while also created favorable conditions for the driving of artificial Intelligent unattended.
Description
Technical field
The present invention relates to Train electricals not to power off excessive section control for electrical domain more particularly to a kind of double shoegear power trains
System and method processed.
Background technique
Existing power train is by power frequency single-phase ac power supply system power supply, on the locomotive and motor-car of power train, electrically
Equipment occupies an important position, and most important one is exactly to hand over straight friendship traction drive.Hand over straight friendship traction drive by vehicle-mounted
Tractive transformer, traction convertor and traction electric machine are connected in series, and drive traction electric machine and change traction electricity by frequency modulation, pressure regulation
Machine revolving speed come achieve the purpose that power train driving and speed governing operation, this process be known as power train drive.In general, real feelings
Under condition, power train driving is completed by manual operation, and minority is automatic Pilot.Here there are some problems.First is that
Straight friendship traction drive is handed over to occupy absolute component in electrical equipment on main line railway locomotive, motor-car, weight is big, volume
Greatly；Weight is increased by greatly axis weight, and axis is again bigger, and route cost is higher, and volume is big, and the preciousness for more occupying locomotive and motor-car is empty
Between, reduce power density and efficiency.Second is that intelligent control and automatic Pilot (ATC) replace pilot steering to be only way, but
It is under existing power train and power supply mode, to drive required control equipment and be installed on power train, power train is
It is mobile, even high-speed mobile, and the order of automatic Pilot (ATC) and tissue-derived in ground control centre, the two
Between cannot directly carry out, need wireless system to contact, and wireless system failure or failure will cause certain security risk.
In view of above-mentioned technical problem, inventor team, which proposes, " saves electric apparatus mounted on vehicle and the control by surface power supply
The new power supply mode of system ", the technical solution which is embodied mainly include two aspects: 1) saving vehicle-mounted traction
Transformer, traction convertor mitigate electric apparatus mounted on vehicle weight, drop low-axis-load, realize power train lightness, improve electric power column
Vehicle load-carrying efficiency improves locomotive and motor-car power density, adapts to higher speed operation；2) it is directly realized by by surface power supply to electricity
The automatic control of power train operation and unmanned.
And technical problem to be solved is now: so that power train is smoothly crossed over two adjacent sectional power rails,
And it keeps not powering off passing through.
Summary of the invention
In consideration of it, it is an object of the present invention to provide a kind of double shoegear power train sectional power supply control systems and its sides
Method can not only make power train smoothly cross over two adjacent sectional power rails, and keep not powering off passing through.
In order to solve the above-mentioned technical problem, the technical solution adopted in the present invention is specific as follows:
A kind of double shoegear power trains do not power off excessive section control system, are used for rail traffic three-phase power supply system, institute
Stating rail traffic three-phase power supply system includes three phase supply rail, the three phase supply rail be segmented into section 0, section 1, section 2,
Section 3 ... section n, wherein the control system includes:
Variable-frequency variable-voltage equipment, specially 0 variable-frequency variable-voltage equipment of section, 1 variable-frequency variable-voltage equipment of section, 2 variable-frequency variable-voltage of section
Equipment, 3 variable-frequency variable-voltage equipment of section ... section n variable-frequency variable-voltage equipment, and respectively with 0th area of section, 1st area of section, section
2, section 3 ... section n is correspondingly connected with, for power train provide three phase supply；
Positioning unit is installed close at the segmentation between the three phase supply rail adjacent interval, for obtaining electric power column
Truck position information and velocity information；
First shoegear and the second shoegear, contact with the power rail respectively, are used for power train from three phase supply rail
Take electricity；
Control system is transported on ground, and input terminal is connect with the variable-frequency variable-voltage equipment and the positioning unit respectively, is exported
End is connect with the variable-frequency variable-voltage equipment respectively, for controlling power train start and stop and acceleration-deceleration.
Preferably, the section 0, section 1, section 2, section 3 ... between adjacent two section of section n be arranged power supply
Rail sectionaliser.
Preferably, the positioning unit includes 0 positioning unit of section, 1 positioning unit of section, 2 positioning unit of section, section
3 positioning units ... section n positioning unit, 0 positioning unit of section, 1 positioning unit of section, 2 positioning unit of section, area
Between 3 positioning units ... section n positioning unit is successively installed respectively close to 0th area of section, 1st area of section, section 2, section
3 ... the right end of section n.
Preferably, the ground fortune control system includes:
Data acquisition module, for acquiring the electric current and electricity of the positioning unit signal and the variable-frequency variable-voltage equipment in real time
Press signal；
Data processing module is connect with the data acquisition module, real for live signal conversion process and logical algorithm
It is existing；
Memory module is connect with the data processing module, for storing information in real time；
Communication module is connect with the data processing module, for sending control instruction to the variable-frequency variable-voltage equipment.
It is further preferred that the data acquisition module connects with the positioning unit and the variable-frequency variable-voltage equipment respectively
It connects；The communication module is connect with the variable-frequency variable-voltage equipment.
Preferably, 0 positioning unit of section, 1 positioning unit of section, 2 positioning unit of section, section 3 position list
Member ... section n positioning unit is respectively position sensor.
In order to solve the above-mentioned technical problem, another technical solution of the present invention is specific as follows:
A kind of control not powering off excessive section control system using double shoegears power train described in above-mentioned technical proposal
Method, wherein the control method comprises the following specific steps that:
Step 1: the output electric current, defeated of power train position and speed information, section i variable-frequency variable-voltage equipment is obtained in real time
Voltage and frequency out, and real-time delivery gives section (i+1) variable-frequency variable-voltage equipment, wherein [0, (n-1)] i ∈；
Step 2: when power train runs to section (i+1) from section i transition, power train position is obtained according to real-time
It sets and speed, ground fortune control system judges whether the first shoegear of power train reaches the i-th power rail sectionaliser；If so,
Ground fortune control system starting control interval (i+1) variable-frequency variable-voltage equipment becomes its output voltage amplitude and phase and section i frequency conversion
Press the output voltage amplitude of equipment identical with phase, conversely, then return step one；
Step 3: when the first shoegear of power train leaves power rail sectionaliser and reaches section (i+1), section i
Variable-frequency variable-voltage equipment is total to same direction train confession by the first shoegear by the second shoegear and section (i+1) variable-frequency variable-voltage equipment
Electricity remembers that the output size of current of section i variable-frequency variable-voltage equipment is I at this timeA；Synchronously control section (i+1) variable-frequency variable-voltage equipment is defeated
Electric current I outAi+1Gradually I is increased to from zeroAWith the output electric current I of control interval i variable-frequency variable-voltage equipmentAiFrom electric current IAIt is decreased to zero；
Step 4: as the output electric current I of section i variable-frequency variable-voltage equipmentAiWhen being decreased to zero, the second shoegear of power train
Section i is left, ground transports control system and sends halt instruction to section i variable-frequency variable-voltage equipment, stops section i variable-frequency variable-voltage equipment
Machine.
Preferably, section (i+1) the variable-frequency variable-voltage equipment exports electric current IAi+1It pushes the speed and becomes with the section i frequency conversion
Press the output electric current I of equipmentAiIt is equal to reduce speed.
Compared with prior art, the beneficial effects of the present invention are: technical solution of the present invention is by using close to train head and the tail
The electric means of shoegear is arranged in both ends, and carrys out the frequency conversion of coordinated control adjacent interval in conjunction with positioning unit and ground fortune control system
Potential device makes double shoegear power trains not power off, smoothly pass by keeping when sectional power supply sectionaliser, realizes " noninductive
Know " segmentation is crossed, also create favorable conditions for the driving of artificial Intelligent unattended.
Detailed description of the invention
Fig. 1 is the circuit theory schematic diagram of control system described in the embodiment of the present invention one.
Fig. 2 is the concrete structure schematic diagram of control system described in the embodiment of the present invention one.
Fig. 3 is enlarged view at I in Fig. 2.
Fig. 4 is the inner frame schematic diagram of control system described in the embodiment of the present invention one.
Fig. 5 is the basic flow chart of control method described in the embodiment of the present invention two.
Specific embodiment
In order to be best understood from the invention, present invention work is further retouched with reference to the accompanying drawings and detailed description
It states.
Embodiment one
As depicted in figs. 1 and 2, the embodiment of the invention provides a kind of double shoegear power trains not to power off excessive section control
System is used for rail traffic three-phase power supply system, and the rail traffic three-phase power supply system includes three phase supply rail TR, and described three
Phase power rail TR is segmented into 0 area S of section0, 1 area S of section1, 2 area S of section2, 3 area S of section3... the section area n Sn, wherein institute
Stating control system includes variable-frequency variable-voltage equipment A, positioning unit P, the first shoegear T1, the second shoegear T2Control system is transported with ground
EC。
The variable-frequency variable-voltage equipment A is specially 0 variable-frequency variable-voltage equipment A of section0, 1 variable-frequency variable-voltage equipment A of section1, section 2 become
Frequency potential device A2, 3 variable-frequency variable-voltage equipment A of section3... section n variable-frequency variable-voltage equipment An, and respectively with 0th area of section
S0, 1 area S of section1, 2 area S of section2, 3 area S of section3... the section area n SnIt is correspondingly connected with, for providing three-phase to power train LC
Power supply；The positioning unit P is installed close at the segmentation between the three phase supply rail TR adjacent interval, for obtaining electric power
Train LC location information and velocity information；The first shoegear T1With the second shoegear T2It is contacted respectively with the power rail TR,
Electricity is taken from three phase supply rail TR for power train；Control system EC is transported on the ground, input terminal respectively with the variable-frequency variable-voltage
Equipment A is connected with the positioning unit P, and output end is connect with the variable-frequency variable-voltage equipment A respectively, for controlling power train
LC start and stop and acceleration-deceleration.In embodiments of the present invention, the 0 area S of section0, 1 area S of section1, 2 area S of section2, 3rd area of section
S3... the section area n SnAdjacent two section between be arranged power rail sectionaliserI=1,2,3 ... n.
In embodiments of the present invention, the positioning unit P includes 0 positioning unit P of section0, 1 positioning unit P of section1, section
2 positioning unit P2, 3 positioning unit P of section3... section n positioning unit Pn, the 0 positioning unit P of section0, section 1 position
Unit P1, 2 positioning unit P of section2, 3 positioning unit P of section3... section n positioning unit PnIt is successively installed respectively close to institute
State 0 area S of section0, 1 area S of section1, 2 area S of section2, 3 area S of section3... the section area n SnRight end.It is embodied in the present invention
In example, the 0 positioning unit P of section0, 1 positioning unit P of section1, 2 positioning unit P of section2, 3 positioning unit P of section3、……
Section n positioning unit PnDistinguishing can be position sensor.
As shown in connection with fig. 3, the three phase supply rail TR of the rail traffic three-phase power supply system is by the first power rail TR1,
Two power rail TR2With third power rail TR3Composition, the first shoegear T1Specifically include I T of the first collector shoe11, the first current collection
II T of boots12With III T of the first collector shoe13, the second shoegear T2Specifically include I T of the second collector shoe21, II T of the second collector shoe22
With III T of the second collector shoe23.First collector shoe, I T11, II T of the first collector shoe12With III T of the first collector shoe13Respectively with it is described
The three-phase drive winding (not shown) of the front of train LC connects, I T of the second collector shoe21, II T of the second collector shoe22With
Two collector shoes, III T23It is connect respectively with the three-phase drive winding (not shown) at the rear portion of the train LC.First collector shoe I
T11, II T of the first collector shoe12, III T of the first collector shoe13, I T of the second collector shoe21, II T of the second collector shoe22With the second collector shoe III
T23Respectively with the first power rail TR1, the second power rail TR2With third power rail TR3Connection.The positioning unit P is respectively
Three and it is respectively arranged in the first power rail TR1, the second power rail TR2With third power rail TR3On.
As shown in figure 4, in embodiments of the present invention, the ground fortune control system EC includes data acquisition module AD, data
Processing module DP, memory module ST and communication module CM, the data acquisition module AD for acquiring the positioning unit P in real time
Signal and the variable-frequency variable-voltage equipment AiElectric current and voltage signal；The data processing module DP and the data acquisition module
AD connection is realized for live signal conversion process and logical algorithm；The memory module ST and data processing module DP
Connection, for storing information in real time；The communication module CM is connect with the data processing module DP, for becoming to the frequency conversion
Equipment A is pressed to send control instruction.
In embodiments of the present invention, the data acquisition module AD respectively with the positioning unit P and the variable-frequency variable-voltage
Equipment A connection；The communication module CM is connect with the variable-frequency variable-voltage equipment A.
Therefore, the embodiment of the present invention carrys out the change of coordinated control adjacent interval by using positioning unit and ground fortune control system
Frequency potential device makes double shoegear power trains by cooperated power supply when sectional power supply sectionaliser, power train can not only be made flat
Steady crosses over traveling between each sectional power supply rail, but also can control the acceleration and deceleration and start and stop of power train.
Embodiment two
As shown in figure 5, the embodiment of the invention provides a kind of double shoegear electric power using the embodiments of the present invention to arrange
Vehicle does not power off the control method of excessive section control system, wherein the control method comprises the following specific steps that:
Step 1: power train LC position and speed information, section i variable-frequency variable-voltage equipment A are obtained in real timeiOutput electricity
Stream, output voltage and frequency, and real-time delivery gives section (i+1) variable-frequency variable-voltage equipment Ai+1, wherein [0, (n-1)] i ∈；
Step 2: when power train LC is from the section area i SiTransition runs to section (i+1) area Si+1When, it is obtained according to real-time
Power train LC position and speed, ground fortune control system EC judge the first shoegear T of power train LC1Whether i-th confession is reached
Electric rail sectionaliserIf so, ground fortune control system EC starts control interval (i+1) variable-frequency variable-voltage equipment Ai+1Make its output
Voltage magnitude and phase and section i variable-frequency variable-voltage equipment AiOutput voltage amplitude it is identical with phase, conversely, then return step
One；
Step 3: as the first shoegear T of power train LC1Leave power rail sectionaliserAnd reach section (i+1)
Qu Shi, section i variable-frequency variable-voltage equipment AiPass through the second shoegear T2With section (i+1) variable-frequency variable-voltage equipment Ai+1By first by electricity
Boots T1Section i variable-frequency variable-voltage equipment A is remembered in same direction train power supply altogether at this timeiOutput size of current be IA；Synchronously control section (i+
1) variable-frequency variable-voltage equipment Ai+1Export electric current IAi+1Gradually I is increased to from zeroAWith control interval i variable-frequency variable-voltage equipment AiOutput electricity
Flow IAiFrom electric current IAIt is decreased to zero；
Step 4: as section i variable-frequency variable-voltage equipment AiOutput electric current IAiWhen being decreased to zero, power train LC second by
Trolley T2The section area i is left, control system EC is transported to section i variable-frequency variable-voltage equipment A in groundiHalt instruction is sent, section i frequency conversion is made
Potential device AiIt shuts down.
In embodiments of the present invention, section (i+1) the variable-frequency variable-voltage equipment Ai+1Export electric current IAi+1It pushes the speed and institute
State section i variable-frequency variable-voltage equipment AiOutput electric current IAiIt is equal to reduce speed.
Embodiment for a better understanding of the present invention is now described as follows:
When power train LC is from the section area i SiTransition runs to section (i+1) area Si+1When, ground transport control system EC according to
The position and speed information for obtaining power train LC in real time, judges the first shoegear T of power train LC1Whether i-th point is entered
Section power supply transition regionIf so, ground fortune control system EC starts control interval (i+1) variable-frequency variable-voltage equipment Ai+1Make it
Output voltage amplitude and phase and section i variable-frequency variable-voltage equipment AiOutput voltage amplitude it is identical with phase；Conversely, then returning.
As the first shoegear T of power train LC1Leave power rail sectionaliserAnd when reaching the area section (i+1), section i frequency conversion
Potential device AiPass through the second shoegear T2With section (i+1) variable-frequency variable-voltage equipment Ai+1Pass through the first shoegear T1Same direction train altogether
LC power supply；Remember section i variable-frequency variable-voltage equipment A at this timeiOutput size of current be IA, control interval i variable-frequency variable-voltage equipment AiIt is defeated
Electric current gradually decreases to zero, while control interval (i+1) variable-frequency variable-voltage equipment A outi+1Output electric current IAi+1Gradually increase from zero
To IA, and IAi+1Push the speed and IAiReduction speed it is equal.Control system EC is transported to section i variable-frequency variable-voltage equipment in ground later
AiSend halt instruction, section i variable-frequency variable-voltage equipment AiIt shuts down, electric locomotive LC is by section (i+1) variable-frequency variable-voltage equipment Ai+1It is single
Solely power supply.
When next column power train runs to next section from a certain section transition, control system EC is transported to a certain in ground
The variable-frequency variable-voltage device in section, the variable-frequency variable-voltage device in next section repeat above-mentioned control strategy, complete to power train
Control, to realize that the train on whole working line does not power off excessive section control.
Due to only a power train being allowed to pass through in each section of above-mentioned power rail, control system EC is transported on ground should basis
The power train position signal in each section adjusts the output frequency and voltage of the variable-frequency variable-voltage equipment in each section, makes every
The power train relative position in a section is in the range of a setting.
Therefore, power train of the present invention does not power off excessive section control system and its method is not only able to achieve " unaware "
Sectional power supply, improve the load-carrying efficiency of power train, and improve power supply efficiency, economic cost can be substantially reduced, be artificial
Intelligent unattended driving creates favorable conditions.
Claims (8)
1. a kind of double shoegear power trains do not power off excessive section control system, it is used for rail traffic three-phase power supply system, it is described
Rail traffic three-phase power supply system includes three phase supply rail (TR), and the three phase supply rail (TR) is segmented into 0 area (S of section0)、
1 area (S of section1), 2 area (S of section2), 3 area (S of section3) ... the section area n (Sn), which is characterized in that the control system packet
It includes:
Variable-frequency variable-voltage equipment (A), specially 0 variable-frequency variable-voltage equipment (A of section0), 1 variable-frequency variable-voltage equipment (A of section1), section 2 become
Frequency potential device (A2), 3 variable-frequency variable-voltage equipment (A of section3) ... section n variable-frequency variable-voltage equipment (An), and respectively with the area
Between 0 area (S0), 1 area (S of section1), 2 area (S of section2), 3 area (S of section3) ... the section area n (Sn) be correspondingly connected with, it is used for electricity
Power train (LC) provides three phase supply；
Positioning unit (P) is installed close at the segmentation between three phase supply rail (TR) adjacent interval, for obtaining electric power
Train (LC) location information and velocity information；
First shoegear (T1) and the second shoegear (T2), it is contacted respectively with the power rail (TR), is used for power train from three-phase
Power rail (TR) takes electricity；
Ground transport control system (EC), input terminal respectively with one end of the variable-frequency variable-voltage equipment (A) and the positioning unit (P)
Connection, output end connect with the other end of the variable-frequency variable-voltage equipment (A) respectively, for control power train (LC) start and stop with
Acceleration-deceleration.
2. a kind of double shoegear power trains according to claim 1 cross segmentation control system, which is characterized in that the area
Between 0 (S0), 1 (S of section1), 2 (S of section2), 3 (S of section3) ... section n (Sn) adjacent two section between setting power rail point
Section device
3. a kind of double shoegear power trains according to claim 1 do not power off excessive section control system, which is characterized in that
The positioning unit (P) includes 0 positioning unit (P of section0), 1 positioning unit (P of section1), 2 positioning unit (P of section2), section 3
Positioning unit (P3) ... section n positioning unit (Pn), the 0 positioning unit (P of section0), 1 positioning unit (P of section1), area
Between 2 positioning unit (P2), 3 positioning unit (P of section3) ... section n positioning unit (Pn) successively installed respectively close to described
0 (S of section0), 1 (S of section1), 2 (S of section2), 3 (S of section3) ... section n (Sn) right end.
4. a kind of double shoegear power trains according to claim 1 do not power off excessive section control system, which is characterized in that
Transport control system (EC) in the ground
Data acquisition module (AD), for acquiring the positioning unit (P) signal and the variable-frequency variable-voltage equipment (A in real timei) electricity
Stream and voltage signal；
Data processing module (DP) is connect with the data acquisition module (AD), is calculated for live signal conversion process and logic
Method is realized；
Memory module (ST) is connect with the data processing module (DP), for storing information in real time；
Communication module (CM) is connect with the data processing module (DP), is controlled for sending to the variable-frequency variable-voltage equipment (A)
Instruction.
5. a kind of double shoegear power trains according to claim 4 do not power off excessive section control system, which is characterized in that
The data acquisition module (AD) connect with the positioning unit (P) and the variable-frequency variable-voltage equipment (A) respectively；The communication mould
Block (CM) is connect with the variable-frequency variable-voltage equipment (A).
6. a kind of double shoegear power trains according to claim 1 do not power off excessive section control system, which is characterized in that
0 positioning unit (the P of section0), 1 positioning unit (P of section1), 2 positioning unit (P of section2), 3 positioning unit of section
(P3) ... section n positioning unit (Pn) it is respectively position sensor.
7. a kind of do not power off excessive section control using double shoegears power train described in any one of the claims 1 to 6
The control method of system processed, which is characterized in that the control method comprises the following specific steps that:
Step 1: power train (LC) position and speed information, section i variable-frequency variable-voltage equipment (A are obtained in real timei) output electric current,
Output voltage and frequency, and real-time delivery gives section (i+1) variable-frequency variable-voltage equipment (Ai+1), wherein [0, (n-1)] i ∈；
Step 2: when power train (LC) is from section i (Si) transition runs to section (i+1) area (Si+1) when, it is obtained according to real-time
Power train (LC) position and speed, ground fortune control system (EC) judge the first shoegear (T of power train (LC)1) whether arrive
Up to power rail sectionaliserIf so, ground fortune control system (EC) starts control interval (i+1) variable-frequency variable-voltage equipment
(Ai+1) make its output voltage amplitude and phase and section i variable-frequency variable-voltage equipment (Ai) output voltage amplitude it is identical with phase, instead
It, then return step one；
Step 3: as the first shoegear (T of power train (LC)1) leave the i-th power rail sectionaliserAnd reach section
(i+1) when area, section i variable-frequency variable-voltage equipment (Ai) pass through the second shoegear (T2) and section (i+1) variable-frequency variable-voltage equipment (Ai+1)
Pass through the first shoegear (T1) same direction train power supply altogether, section i variable-frequency variable-voltage equipment (A is remembered at this timei) output size of current be
IA；Synchronously control section (i+1) variable-frequency variable-voltage equipment (Ai+1) output electric current IAi+1Gradually I is increased to from zeroABecome with control interval i
Frequency potential device (Ai) output electric current IAiFrom electric current IAIt is decreased to zero；
Step 4: as section i variable-frequency variable-voltage equipment (Ai) output electric current IAiWhen being decreased to zero, power train (LC) second by
Trolley (T2) the section area i is left, control system (EC) is transported to section i variable-frequency variable-voltage equipment (A in groundi) halt instruction is sent, make section
I variable-frequency variable-voltage equipment (Ai) shut down.
8. a kind of double shoegear power trains according to claim 7 do not power off excessive section control method, which is characterized in that
Section (i+1) variable-frequency variable-voltage equipment (Ai+1) output electric current IAi+1It pushes the speed and the section i variable-frequency variable-voltage equipment (Ai)
Output electric current IAiIt is equal to reduce speed.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910316423.7A CN110015214B (en) | 2019-04-18 | 2019-04-18 | Double-power-receiving-boot electric train continuous power-off over-segmentation control system and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910316423.7A CN110015214B (en) | 2019-04-18 | 2019-04-18 | Double-power-receiving-boot electric train continuous power-off over-segmentation control system and method thereof |
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| CN110015214B CN110015214B (en) | 2023-09-22 |
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| CN105922894A (en) * | 2016-04-22 | 2016-09-07 | 中国船舶重工集团公司第七〇二研究所 | Passing neutral section system based on high-power converter device, and control method thereof |
| CN109532571A (en) * | 2019-01-09 | 2019-03-29 | 西南交通大学 | A kind of electric railway train three phase supply control system |
| CN210062723U (en) * | 2019-04-18 | 2020-02-14 | 成都尚华电气有限公司 | Uninterrupted power supply over-section control system for double-collector-shoe electric power train |
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